Polyethylene glycol 400 for synthesis (50mL)

SKU:
8074850050
  • $32.80

    • Description

     

    8.07485 Sigma-Aldrich

    Polyethylene glycol 400

    for synthesis

    Synonym: Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 400, Polyethylene glycol 400

    • CAS Number 25322-68-3

       

    • Linear Formula HO(C2H4O)nH

       

    •  EC Index Number 500-038-2

    Description

    Application

    Polyethylene glycol 400 for synthesis. CAS 25322-68-3, pH 5 - 7 (100 g/l, Hâ‚‚O, 20 °C).

    Analysis Note

    Density (d 20 °C/ 4 °C): 1.124 - 1.126
    Hydroxyl value: 267 - 295
    Average molecular mass: 380 - 420
    Identity (IR): passes test
    Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

    Properties

    vapor pressure   <0.1 hPa ( 20 °C)
    autoignition temp.   360 °C (DIN 51794)
    potency   28000 mg/kg LD50, oral (Rat)
      >20000 mg/kg LD50, skin (Rabbit)
    pH   5-7 (20 °C, 100 g/L in H2O)
    kinematic viscosity   97-110 cSt(20 °C)
    mp   5 °C
    transition temp   flash point >200 °C
    density   1.13 g/cm3 at 20 °C
    storage conditions   Store below +30°C.